AAAAA → 3/6 AA, 3/6 AAAAAA → 1/6 AA; 4/6 AA; 1/6 AAAAA → 1 A, 2A, 2/3...

Câu 13: AAaaa → 3/6 Aa, 3/6 aaAAaa → 1/6 AA; 4/6 Aa; 1/6 aaAaa → 1 A, 2a, 2/3 Aa, 1/3aaAAa → 2 A, 1 a, 1/3 AA, 2/3 Aa